Studies in Reflecting Abstraction
Jean Piaget & Robert L. Campbell
Tricks of the Imagination
Robert E. Neale
A Guide to Graph Colouring: Algorithms and Applications
R. M. R. Lewis
Bad Language: Are Some Words Better Than Others?
Edwin L. Battistella
How to Pass Advanced Verbal Reasoning Tests
Mike Bryon
History and Salvation in Medieval Ireland
Elizabeth Boyle